1.

Question : A pollution can result in Emphysema, which is

Answer»

Chronic damage to AIR sacs or alveoli LEADING to abnormal reduction in respiratory surface area
Persistant inflammation and damage to the CELLS lining the bronchi and bronchioles
An allergic reaction CAUSING muscle spasms in the bronchial walls
Damage to any Lung tissue causing increase in ELASTICITY of the air sacs

Answer :A


Discussion

No Comment Found